Resolves action conflicts between the BuddyPress and Groups plugins.

groups-buddpress-compatibility.php

<?php
/**
 * Plugin Name: BuddyPress Groups Action Resolver
 * Plugin URI: https://gist.github.com/christianwach/897a0e94add0f477efdd03c089e25019
 * Description: Resolves action conflicts between the BuddyPress and Groups plugins.
 * Version: 1.0.0
 * Author: Christian Wach
 * Author URI: https://haystack.co.uk
 * License: GPLv3
 *
 * Put this plugin in /wp-content/mu-plugins/
 *
 * Based on code by itthinx <https://www.itthinx.com>
 *
 * @see https://github.com/itthinx/groups-buddypress-compatibility
 *
 * @package CMW_BuddyPress_Groups_Actions_Resolver
 */

// Exit if accessed directly.
defined( 'ABSPATH' ) || exit;

/**
 * BuddyPress Groups Action Resolver Class.
 *
 * A class that holds plugin functionality.
 *
 * @since 1.0
 */
class CMW_BuddyPress_Groups_Actions_Resolver {

	/**
	 * Compatibility flag.
	 *
	 * True when BuddyPress actions have been removed, false otherwise.
	 *
	 * @since 1.0.0
	 * @access private
	 * @var bool
	 */
	private $compatibility = false;

	/**
	 * Constructor.
	 *
	 * @since 1.0
	 */
	public function __construct() {

		// Add compatibility actions.
		add_action( 'groups_created_group', [ $this, 'actions_remove' ], 0 );
		add_action( 'groups_created_group', [ $this, 'actions_add' ], PHP_INT_MAX - 1 );

	}

	/**
	 * Removes BuddyPress actions.
	 *
	 * Identifies whether a call to the "groups_created_group" action comes from the
	 * Groups plugin or from BuddyPress. Disables the related BuddyPress actions when
	 * appropriate, i.e. when the call comes from Groups and not from BuddyPress.
	 *
	 * @since 1.0.0
	 *
	 * @param int $group_id The numeric ID of the Group.
	 */
	public function actions_remove( $group_id ) {

		// Determine if the call comes from Groups.
		$is_groups = false;
		$traces = debug_backtrace();
		if ( is_array( $traces ) ) {
			foreach( $traces as $trace ) {
				if ( isset( $trace['file'] ) ) {
					if ( false !== strpos( $trace['file'], 'class-groups-group.php' ) ) {
						$is_groups = true;
						break;
					}
				}
			}
		}

		// Bail if not from Groups.
		if ( ! $is_groups ) {
			return;
		}

		// Remove the BuddyPress actions.
		remove_action( 'groups_created_group', 'groups_update_last_activity' );
		remove_action( 'groups_created_group', 'bp_groups_clear_group_creator_cache', 10 );
		remove_action( 'groups_created_group', 'bp_core_clear_cache' );

		/**
		 * Fires when BuddyPress actions have been removed.
		 *
		 * This action allows plugins to remove their callbacks to the BuddyPress
		 * "groups_created_group" action when the call is made by the Groups plugin.
		 *
		 * @since 1.0.0
		 */
		do_action( 'cmw_buddypress_groups_actions_resolver/removed' );

		// Set flag.
		$this->compatibility = true;

	}

	/**
	 * Adds BuddyPress actions.
	 *
	 * @since 1.0.0
	 *
	 * @param int $group_id The numeric ID of the Group.
	 */
	public function actions_add( $group_id ) {

		// Bail if flag not set.
		if ( true !== $this->compatibility ) {
			return;
		}

		// Add the BuddyPress actions.
		add_action( 'groups_created_group', 'groups_update_last_activity' );
		add_action( 'groups_created_group', 'bp_groups_clear_group_creator_cache', 10, 2 );
		add_action( 'groups_created_group', 'bp_core_clear_cache' );

		/**
		 * Fires when BuddyPress actions have been added.
		 *
		 * This action allows plugins to reinstate their callbacks to the BuddyPress
		 * "groups_created_group" action.
		 *
		 * @since 1.0.0
		 */
		do_action( 'cmw_buddypress_groups_actions_resolver/added' );

	}

}

/**
 * Gets a reference to this plugin.
 *
 * @since 1.0
 *
 * @return object $plugin The plugin reference.
 */
function cmw_buddypress_groups_actions_resolver() {

	// Return instance.
	static $plugin;
	if ( ! isset( $plugin ) ) {
		$plugin = new CMW_BuddyPress_Groups_Actions_Resolver();
	}
	return $plugin;

}

// Bootstrap plugin.
cmw_buddypress_groups_actions_resolver();